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70 lines
1.5 KiB
Markdown
70 lines
1.5 KiB
Markdown
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# Terminal progress bar for Go
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[](https://coveralls.io/github/cheggaaa/pb?branch=v2)
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### It's beta, some features may be changed
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This is proposal for the second version of progress bar
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- based on text/template
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- can take custom elements
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- using colors is easy
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## Installation
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```
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go get gopkg.in/cheggaaa/pb.v2
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```
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## Usage
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```Go
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package main
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import (
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"gopkg.in/cheggaaa/pb.v2"
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"time"
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)
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func main() {
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simple()
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fromPreset()
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customTemplate(`Custom template: {{counters . }}`)
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customTemplate(`{{ red "With colors:" }} {{bar . | green}} {{speed . | blue }}`)
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customTemplate(`{{ red "With funcs:" }} {{ bar . "<" "-" (cycle . "↖" "↗" "↘" "↙" ) "." ">"}} {{speed . | rndcolor }}`)
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customTemplate(`{{ bar . "[<" "·····•·····" (rnd "ᗧ" "◔" "◕" "◷" ) "•" ">]"}}`)
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}
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func simple() {
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count := 1000
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bar := pb.StartNew(count)
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for i := 0; i < count; i++ {
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bar.Increment()
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time.Sleep(time.Millisecond * 2)
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}
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bar.Finish()
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}
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func fromPreset() {
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count := 1000
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//bar := pb.Default.Start(total)
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//bar := pb.Simple.Start(total)
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bar := pb.Full.Start(count)
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defer bar.Finish()
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bar.Set("prefix", "fromPreset(): ")
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for i := 0; i < count/2; i++ {
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bar.Add(2)
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time.Sleep(time.Millisecond * 4)
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}
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}
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func customTemplate(tmpl string) {
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count := 1000
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bar := pb.ProgressBarTemplate(tmpl).Start(count)
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defer bar.Finish()
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for i := 0; i < count/2; i++ {
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bar.Add(2)
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time.Sleep(time.Millisecond * 4)
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}
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}
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```
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